The Study of Improvement of Measurement Precision on Bulk Density, Soil Hardness and Air Permeability in Upland Soils |
Ok, Jung-hun
(Division of Soil and Fertilizer, National Institute of Agricultural Science, RDA)
Han, Kyung-hwa (Division of Soil and Fertilizer, National Institute of Agricultural Science, RDA) Cho, Hee-rae (Division of Soil and Fertilizer, National Institute of Agricultural Science, RDA) Zhang, Yong-seon (Division of Soil and Fertilizer, National Institute of Agricultural Science, RDA) Seo, Young-ho (Gangwon Agricultural Research & Extension Services) Jung, Kang-ho (Division of Soil and Fertilizer, National Institute of Agricultural Science, RDA) Lee, Hyub-sung (Division of Soil and Fertilizer, National Institute of Agricultural Science, RDA) Kim, Gi-sun (Division of Soil and Fertilizer, National Institute of Agricultural Science, RDA) |
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